1 box French vanilla Duncan Hines cake mix
1 can blueberry pie filling
1 (8 oz.) Cool Whip
3/4 c. confectioners' sugar
1/3 c. milk

Bake cake according to box directions using 2 (9 inch) round pans. Make frosting by mixing sugar, milk and cream cheese. Whip until smooth. Add Cool Whip and mix together. Frost 1 layer of cake. Spoon 1/2 of pie filling onto frosting. Layer the other cake, then blueberries next, then top with frosting. Refrigerate.